emmetropia

[ em-i-troh-pee-uh ]

/ ˌɛm ɪˈtroʊ pi ə /

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noun Ophthalmology.

the normal refractive condition of the eye, in which the rays of light are accurately focused on the retina.

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Origin of emmetropia

1860–65; <New Latin, equivalent to emmetr- (stem of Greek émmetros in measure, equivalent to em-em-² + métr(on) measure + -os adj. suffix) + -opia-opia

OTHER WORDS FROM emmetropia

em·me·trope, nounem·me·trop·ic

[em-i-trop-ik, -troh-pik], /ˌɛm ɪˈtrɒp ɪk, -ˈtroʊ pɪk/, adjective

Words nearby emmetropia

emmeniopathy, Emmenthal, Emmenthaler, emmer, emmet, emmetropia, Emmett, Emmy, Emmylou, emo, emocore

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use emmetropia in a sentence

Visual acuteness on both sides 5/12, the left slightly better than the right; emmetropia in mydriasis by atropine.
Schweigger on Squint|C. Schweigger
I have occasionally seen periodic accommodative squint with emmetropia of the fixing eye.
Schweigger on Squint|C. Schweigger
It may, therefore, be useful for our purpose to cite a few cases of periodic convergent strabismus with emmetropia.
Schweigger on Squint|C. Schweigger
Therefore we see the same form of squint arise less often in emmetropia (see Case 45) when childhood is past, than in myopia.
Schweigger on Squint|C. Schweigger

Full visual acuity on both sides—in the first examination slight myopia - ·75 D. is specified, afterwards emmetropia.
Schweigger on Squint|C. Schweigger

British Dictionary definitions for emmetropia

emmetropia

/ (ˌɛmɪˈtrəʊpɪə) /

noun

the normal condition of perfect vision, in which parallel light rays are focused on the retina without the need for accommodation

Derived forms of emmetropia

emmetropic (ˌɛmɪˈtrɒpɪk), adjective

Word Origin for emmetropia

C19: from New Latin, from Greek emmetros in due measure + -opia

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for emmetropia

emmetropia

[ ĕm′ĭ-trō′pē-ə ]

The condition of the normal eye when parallel rays are focused exactly on the retina and vision is perfect.

Other words from emmetropia

em′me•trop′ic (-trŏp′ĭk, -trō′pĭk) adj.